Everyone is different and that is ________ makes our world much better.
| A．that | B．which |
| C．who | D．what |
John shut everybody out of the kitchen ________ he could prepare his grand surprise for the party.
| A．which | B．when | C．so that | D．as if |
The medicine works more effectively ________ you drink some hot water after taking it.
| A．as | B．until | C．although | D．if |
Owen wouldn't eat anything ________ he cooked it himself.
| A．until | B．since | C．unless | D．while |
You will be successful in the interview ________ you have confidence.
| A．before | B．once | C．until | D．though |
People who are really in need of houses will suffer heavy losses ________ the government takes measures to bring down house prices.
| A．if | B．in case | C．unless | D．since |
________ hard one may work, one cannot master a foreign language in a month or two.
| A．Whenever | B．Wherever |
| C．Whatever | D．However |
Today，we will begin ________ we stopped yesterday so that no point will be left out.
| A．when | B．where |
| C．how | D．what |
He had his camera ready ________ he saw something that would make a good picture.
| A．even if | B．if only | C．in case | D．so that |
I travel to the Binhai New Area by light railway every day，________ do many businessmen who live in downtown Tianjin.
| A．as | B．which | C．when | D．though |
—Did you return Fred's call?
—I didn't need to ________ I'll see him tomorrow.
| A．though | B．unless | C．when | D．because |
The girl had hardly rung the bell ________ the door was opened suddenly，and her friend rushed out to greet her.
| A．before | B．until | C．as | D．since |
Mary made coffee ________ her guests were finishing their meal.
| A．so that | B．although | C．while | D．as if |
As is reported，it is 100 years ________ Qinghua University was founded.
| A．when | B．before | C．after | D．since |
I'm sorry you've been waiting so long，but it'll still be some time ________ Brian gets back.(2008·北京)
| A．before | B．since | C．till | D．after |
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